Breadcrumb Home > Dictionary > Index R read-through: Meaning and Definition of Find definitions for: read-through Pronunciation: (rēd'thr"), [key] — n. reading (def. 1). reading (def. 7). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. readout read/write head ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language